PC Fan Adapter Ducting - 120mm or 140mm

PC Fan Adapter for Ducting used mainly for setting up sim racing wind simulator ducts or directed cooling. 120mm fan to 100mm (~3.94 inch), 76mm (~3 inch) or 50mm (~1.97 inch) outlet etc.140mm fan to 100mm (~3.94 inch) or 76mm (~3 inch) outlet etc. Review the STL/CAD files to see the sizes that have been made. You can now customise your own size on makerworld for the 120mm PC fan:https://makerworld.com/en/models/1579940-pc-fan-adapter-ducting-120mm-adjustable-output Feel free to m